wrky18 wrky40 and wrky60 in aba and abiotic stress responses

báo cáo khoa học: " Co-expression and promoter content analyses assign a role in biotic and abiotic stress responses to plant natriuretic peptides" pptx

Ngày tải lên : 12/08/2014, 05:20

... protein Wall-associated kinase (WAK1) Hin1 – role in hypersensitive response Mitochondrial protein of unknown function Zinc finger (C3HC4-type RING) family Calmodulin binding protein SigA-binding ... acid (ABA) and Arabidopsis thaliana ABA- insensitive loci in low water potentialinduced ABA and proline accumulation J Exp Bot 2006, 57:201-212 Denby K, Gehring C: Engineering drought and salinity ... members involved in the induction of plant defense responses (NCBI sequence viewer, pfam07887) and a Ca2+-binding EF hand domain containing protein (At3g47480; r = 0.59) One of the earliest responses...

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báo cáo khoa học: " Roles of arabidopsis WRKY18, WRKY40 and WRKY60 transcription factors in plant responses to abscisic acid and abiotic stress" doc

Ngày tải lên : 11/08/2014, 11:21

... modulating ABA signaling and influencing ABA- regulated plant growth and abiotic stress responses (Figure 10) The roles of WRKY18, WRKY40 and WRKY60 in ABA signaling are consistent with the ABA- inducible ... W40 WRKY60 W60 W60 ABA- regulated responses Figure 10 Proposed model for involvement of WRKY18, WRKY40 and WRKY60 in ABA responses ABA induction of WRKY18 and WRKY40 leads to increase in WRKY18 and ... upon ABA treatment, WRKY18 and WRKY40 are first induced and cooperative binding of induced WRKY18 and WRKY40 or binding of a WRKY18/ WRKY40 heterocomplex to the cluster of W boxes in the WRKY60...

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Tài liệu Phytohormones and Abiotic Stress Tolerance in Plants ppt

Ngày tải lên : 14/02/2014, 12:20

... determined as positive regulators in ABA signaling Gene encoding ABA- induced protein kinase (PKABA1), which is a serine– threonine type protein kinase, was isolated from wheat (Anderberg and WalkerSimmons ... receiver domain and a long C-terminal part containing a single-repeat MYB-type DNAbinding domain (Sakai et al 1998) called a GARP domain (Riechmann et al 2000) and the proline- and glutamine-rich ... critical for plant growth and development and play an important role in integrating various stress signals and controlling downstream stress responses and interact in coordination with each other...

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Báo cáo khoa học: Transcript proﬁling reveals diverse roles of auxin-responsive genes during reproductive development and abiotic stress in rice pdf

Ngày tải lên : 07/03/2014, 01:20

... phosphatase-like protein, supported the link between auxin and ABA signaling pathways [55] To address whether auxin-responsive genes are also involved in stress responses in rice, their expression ... Transcript proﬁling of auxin-responsive genes M Jain and J P Khurana responses, which indicates crosstalk between stress and auxin signaling In the recent past, the identiﬁcation of F-box proteins (TIR1 ... crosstalk between auxin and other plant hormones [21–24] Our study also shows that genes involved in cytokinin (e.g cytokinin-Oglucosyltransferase, cytokinin dehydrogenase, and response regulators),...

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Báo cáo khoa học: Expression proﬁle of PIN, AUX ⁄ LAX and PGP auxin transporter gene families in Sorghum bicolor under phytohormone and abiotic stress pot

Ngày tải lên : 29/03/2014, 09:20

... linker domain connecting the first nucleotide-binding domain and the second transmembrane domain is seen in all SbPGPs A second nucleotide-binding domain in the C-terminus of SbPGP10 proteins is absent ... acts in many developmental processes, and ABA mediates various abiotic and biotic stress responses in plants Recent studies suggest that auxin is also involved in stress or defense responses, and ... the PIN gene family has been comprehensively analyzed in rice, and 12 OsPINs, including three monocot-specific PINs (OsPIN9, OsPIN10a and OsPIN10b), were identified using phylogenetic trees OsPIN9...

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Báo cáo khoa học: Rice cytosine DNA methyltransferases – gene expression proﬁling during reproductive development and abiotic stress pptx

Ngày tải lên : 23/03/2014, 04:20

... domain inserted between motifs I and IV in the MTase domain (Figs and S2A) OsCMT2 differs from the other two proteins in encoding an additional stretch of 193 amino acids ahead of the BAH domain in ... salt and drought stress is interesting and provides the foundation for further in depth analysis to study the possible involvement of these proteins in affecting overall genomic activity under abiotic ... formation of in orescence and ﬂoral meristems and the initiation of ﬂoral organs (P1-I and P1-II in rice and F1 and F2 in Arabidopsis) AtCMT3 is known to regulate DNA methylation by interacting with...

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báo cáo khoa học: " Transcriptional profiling of Medicago truncatula under salt stress identified a novel CBF transcription factor MtCBF4 that plays an important role in abiotic stress responses" ppt

Ngày tải lên : 11/08/2014, 11:21

... important roles in the ABA signaling pathway and abiotic stress responses [15,58] WRKY transcription factors are suggested to be involved in response and adaptation to abiotic and/ or biotic stresses ... to abiotic stresses in soybean GmDREB2 is induced by cold, salt, drought stress, and ABA treatment, conferring tolerance to drought and high-salinity stress in transgenic plants [27] In contrast, ... cis-acting elements in the promoter of MtCBF4 explains why MtCBF4 was induced by multiple stresses and ABA treatment MtCBF4 improved abiotic stress tolerance by activating downstream genes containing...

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ABIOTIC STRESS IN PLANTS – MECHANISMS AND ADAPTATIONS pptx

Ngày tải lên : 28/06/2014, 08:20

... numerous abiotic stresses during production, handling, storage and distribution (Hodges, 2003) Some of these stresses can be minor in nature, resulting in no quality loss or, in some cases, in quality ... to begin managing the sensitivity of fruits and vegetables to stresses they encounter in the handling and distribution chain Major preharvest stresses which influence postharvest abiotic stress ... Knowledge in Physiological and Genetic Mechanisms Underpinning Tolerances to Alkaline and Saline Subsoil Constraints of Broad Acre Cropping in Dryland Regions 193 Muhammad Javid, Marc Nicolas and Rebecca...

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ABIOTIC STRESS RESPONSE IN PLANTS – PHYSIOLOGICAL, BIOCHEMICAL AND GENETIC PERSPECTIVES docx

Ngày tải lên : 28/06/2014, 08:20

... roles in abiotic and biotic stress signaling SA, JA and ET have central roles in biotic stress signaling ABA is involved in the response to abiotic stress as low temperature drought and osmotic stress ... in Plants carboxyterminal calmodulin-like domain containing EF-hand calcium-binding sites plus a N-terminal protein kinase domain (Cheng et al., 2002) Thus, the signaling pathways activated in ... controlling these tolerance responses to stresses and in engineering and breeding more efficient and better adapted new crop cultivars This book is broadly divided into sections on signaling in abiotic...

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Báo cáo lâm nghiệp: "Can understory vegetation accurately predict site index? A comparative study using floristic and abiotic indices in sessile oak (Quercus petraea Liebl.) stands in northern France" ppt

Ngày tải lên : 08/08/2014, 00:22

... 0-150 and Mg/K) and floristic indices (CA Axis and Axis 3) and was better than corresponding models with only abiotic or floristic indices (M5 and M3) Model M8 including SWC, Mg/K, humus form and ... when combining climatetopography-soil and floristic indices (Tab II) M6 combined the CA Axes and soil water capacity and was slightly better than models M4 and M1 Model M7 combined abiotic indices ... productivity, and environmental factors in Pinus sylvestris L stands in southern Finland, Vegetatio 93 (1991) 57–72 [42] Nieppola J., Long-term vegetation changes in stands of Pinus sylvestris in southern...

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báo cáo khoa học: "The grapevine guard cell-related VvMYB60 transcription factor is involved in the regulation of stomatal activity and is differentially expressed in response to ABA and osmotic stress" ppt

Ngày tải lên : 11/08/2014, 11:21

... of very-long-chain fatty acids involved in hypersensitive cell death [16]; AtMYB96, an ABA/ auxin cross-talker, mediating ABA signaling during drought stress and involved in promoting pathogen resistance ... VvMYB60 modulates physiological responses in guard cells, leading to the possibility of engineering stomatal conductance in grapevine, reducing water loss and helping this species to tolerate drought ... all the proteins included in the tree disclosed a highly conserved R2R3 DNA binding domain (Figure 1B) The identity between the R2R3 domain of AtMYB60 and VvMYB60 and VvMYB30 was 99%, and 90%, respectively...

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báo cáo khoa học: " Defining reference genes in Oryza sativa using organ, development, biotic and abiotic transcriptome datasets" pot

Ngày tải lên : 12/08/2014, 03:21

... 1-delta Ac tin Ac tin Alp h Alp-htubulin a a-tubulin en d o 1,4 en beta - gluc anas e - - d o -1,4-beta-gluc anas e R N A - binA-bin dingrotein R N ding p p rotein T um o rTp rotein h om olog ... trac t binding p rotein N uc leo tide trac t binding p rotein Euk ary oEuk ary o tic initiation fac tor 5C tic initiation fac tor 5C Elo n gation fac totor r1 Elo n gation fac Pro teinteininas ee ... samples within abiotic and biotic stress experiments and 11 samples within hormone treatment experiments All raw intensity CEL files were imported into Avadis 4.3 (Strand Genomics) and the standard...

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Báo cáo y học: "NITRIC OXIDE (NO), CITRULLINE – NO CYCLE ENZYMES, GLUTAMINE SYNTHETASE AND OXIDATIVE STRESS IN ANOXIA (HYPOBARIC HYPOXIA) AND REPERFUSION IN RAT BRAIN"

Ngày tải lên : 26/10/2012, 09:07

... recycled to arginine by successive actions of argininosuccinate synthetase (AS; EC 6.3.4.5) and argininosuccinate lyase (AL; EC 4.3.2.1) via the citrulline-NO cycle (18) Arginine in brain is also utilized ... AL and arginase in the study AS and AL activities increased in all the three brain regions significantly in anoxia suggesting an increased utilization of citrulline for the production of arginine ... uptake from the circulating arginine and (b) recycling of citrulline to argi- 152 nine by the actions of AS and AL L-arginine is transported into synaptosomes (46), neurons (47) and astroglia (48)...

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Báo cáo khoa học: Calcium, mitochondria and oxidative stress in neuronal pathology Novel aspects of an enduring theme pdf

Ngày tải lên : 07/03/2014, 12:20

... element binding protein, isocitrate dehydrogenase is an RNA-binding protein, while kgd2p is a mitochondrial DNA binding protein [81–84] Mitochondria from different brain regions contain different ... Ca2+ overloading and other factors including oxidative stress [88,89] In neurons the presence of PTP in situ has not gained wide acceptance among investigators and results published in the literature ... transients during reversible brain ischemia Exp Brain Res 104, 462–466 188 Silver IA & Erecinska M (1992) Ion homeostasis in rat brain in vivo: intra- and extracellular [Ca2+] and [H+] in the hippocampus...

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Báo cáo khoa học: Cotton GhMPK2 is involved in multiple signaling pathways and mediates defense responses to pathogen infection and oxidative stress doc

Ngày tải lên : 14/03/2014, 23:20

... accumulation in wild-type and transgenic plants in response to abiotic and abiotic stresses (A) Virus infection-induced H2O2 accumulation detected by DAB staining (B) Abiotic stress- induced H2O2 and OÀ ... activity increases in response to mechanical injury and other stress signals, including ABA, JA, and H2O2 [23] Recently, it was shown that maize ZmMPK7 was induced by ABA and H2O2, and that H2O2 may ... orthologs in other plant species, including MPK3 and MPK6 in Arabidopsis (group A MAPKs), SIMK and SAMK in alfalfa, and LeMPK1 ⁄ (Lycopersicon esculentum SA-induced protein kinase) and LeMPK3...

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Báo cáo khoa học: Functional studies of crustacean hyperglycemic hormones (CHHs) of the blue crab, Callinectes sapidus – the expression and release of CHH in eyestalk and pericardial organ in response to environmental stress pot

Ngày tải lên : 16/03/2014, 06:20

... that in the Bay, low temperatures during winter and anoxia during summer, in combination with the changes in salinity, are associated with high mortality in this species [25–27] In view of CHH involvement ... experiences migration and seasonal changes in environmental conditions, including temperature, salinity and dissolved oxygen (http://www.dnr.state.md.us/bay/ monitoring/water/index.html) In particular, ... Expression and release of CHH in the blue crab J S Chung and N Zmora 694 Results Identiﬁcation and bioactivity of CHHs from ES sinus glands and PO Two RP-HPLC peaks (1 and 2) as presented in Fig...

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Báo cáo khoa học: Proteolysis of the tumour suppressor hDlg in response to osmotic stress is mediated by caspases and independent of phosphorylation pot

Ngày tải lên : 23/03/2014, 06:20

... cells were preincubated for h with or without the pankinase inhibitor staurosporine at the concentrations indicated, and treated with 0.5 M sorbitol for 60 min, and then incubated for h in sorbitol-free ... gain a better understanding of the role of hDlg phosphorylation in the adaptation of cells to stress, by determining whether stress could regulate hDlg degradation in cells exposed to changes in ... (Nottingham, UK) Immunoblotting with the following antibodies against the indicated marker proteins were carried out as control: anti-calpain for the cytoplasmic fraction and anti-(insulin receptor)...

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Báo cáo khoa học: Cause of mortality in insects under severe stress Hitoshi Matsumoto, Kohjiro Tanaka, Hirofumi Noguchi and Yoichi Hayakawa pdf

Ngày tải lên : 23/03/2014, 21:20

... shown in A and B) and less dense (indicated with stars as shown in C and D) than that of control BSAinjected larva Further, a gap between the neurilemma and perineural cells is visible in MPLI-injected ... dopamine was increased within h of injection and reached levels 20–23 times higher than those observed in control BSA-injected larvae Brain dopamine levels were also elevated by the injection and ... the injection Dopamine incorporation into MPLI-treated larval brains The delay in reaching maximal brain dopamine level compared with maximal hemolymph dopamine level suggested that dopamine...

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Báo cáo khoa học: Roles of prolactin-releasing peptide and RFamide related peptides in the control of stress and food intake potx

Ngày tải lên : 29/03/2014, 21:20

... neurons in the brainstem and hypothalamus, and induce neuroendocrine and behavioral responses Food intake also activates the brainstem and hypothalamus, resulting in the termination of meals and ... SP9155) Decrease in vasopressin release Increase in the release of ACTH, oxytocin, vasopressin and prolactin Increase in the release of ACTH, oxytocin and prolactin ? ? No effects Increase [52,53] ... the effects of stress on food intake and the effects of food intake on stress responses have not yet been examined in PrRP-deﬁcient mice PrRP might be involved in the integration in the control...

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Báo cáo hóa học: " Fowlpox virus recombinants expressing HPV-16 E6 and E7 oncogenes for the therapy of cervical carcinoma elicit humoral and cell-mediated responses in rabbits" pot

Ngày tải lên : 18/06/2014, 16:20

... obtained from heparinised rabbit blood and used for CTLs and cytokine assays; the PBMCs were grown in RPMI supplemented with glutamine, 10% FCS, and P/S Rabbit skin fibroblasts were obtained ... priming and after the E7 protein boosting IFN-γ and IL-4 levels are expressed as fold-differences vs baseline, obtained from non-stimulated pre-immune PBMCs, and normalized against β-actin expression ... immune responses and cytokine profiles elicited in rabbits by the combined use of recombinant fowlpox viruses, plasmid and virus-like particles in prime-boost vaccination protocols against SHIV...

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